Answer:
90 degree is my guess please
Answer:
n=10
Step-by-step explanation:
5n-20=3n
-20=-2n
10=n
Train A weighs 181 tons and train B weighs 70 tons.
Answer:
DB = 13 cm
Step-by-step explanation:
ΔCAB ≅ ΔDBA by ASA, so CA ≅ DB by CPCTC.
CA = 13 cm, so DB = 13 cm.